Questions tagged [shift-register]

Shift registers are at the heart of cryptography and error-correction. In cryptography they are the main tool for generating long pseudorandom binary sequences which can be used as keys for two communicating parties in symmetric cryptography. Practically all military cryptography makes use of them.

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Question about obtaining a keystream from a linear-feedback shift register

For a homework question we are obtaining a keystream from a LFSR and I am slightly confused on which digits are used as the key. For example I have this table here, ...
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